gpNamespace.GpBackgroundLayer = cc.Layer.extend({
	ctor:function(){
		this._super();

		this.init();
	},

	init:function(){
		// 顶部背景
		var background = new cc.Sprite(gpNamespace.mainSenceFirst.Background);
		background.attr({
			x: 0,
			y: 0,
			anchorX: 0,
			anchorY: 0
		});
		this.addChild(background);
	}
});